Skate frame



FIG. 1 is a top view of a skate frame, showing our new design;

FIG. 2 is a right side view thereof, the left side being a mirror image of the right side;

FIG. 3 is a bottom view thereof;

FIG. 4 is a rear end view thereof;

FIG. 5 is a front end view thereof; and,

FIG. 6 is a perspective view thereof, showing the left, front, and top. 

We claim the ornamental design for a skate frame, as shown and described. 